Barton Marine Size 5 54mm Plain Bearing Pulley Block with Double Swivel & Becket

Size 5 54mm Plain Bearing Pulley Block Double Swivel Becket

The Size 5 Barton range of blocks has a 54mm 2 1/8 sheave. They are a rugged construction, featuring high-grade moulded side plates that are through-bolted and riveted for added strength and security. All load-carrying components and interior frame are from marine-grade 316 stainless steel, and both plain and ball bearing sheaves are available. This sleek and versatile range is engineered for use on larger cruising and racing yachts and is compatible with our ball bearing mainsheet traveller system.

Suitable for up to 12mm 7/16 rope.

Specifications:

• Weight: 312 g
• Dimensions: 155 59 58 mm
• Size: 5 (54MM)
• Block Type: Swivel + Becket
• No. of Sheaves: Double
• Bearing Type: Plain
• Sheave Size: 54mm x 17mm (2 1/8 x 5/8)
• Max rope diameter: 12mm (7/16)
• SWL: 750kg (1650lbs)
• Break load: 1500kg (3300lbs)
• Max rolling load (ball bearing blocks): 525kg (1157lbs)

The Barton Marine Size 5 54mm Plain Bearing Pulley Block with Double Swivel and Becket is a robust and versatile component designed for demanding sailing applications. Crafted with high-grade molded side plates that are both through-bolted and riveted, this pulley offers enhanced durability and security. The marine-grade 316 stainless steel construction of all load-bearing components and internal frame ensures corrosion resistance, making it ideal for saltwater environments. Suitable for use with up to 12mm (7/16 inch) rope, this pulley is engineered to handle substantial loads while maintaining smooth operation.
Designed for larger cruising and racing yachts, this pulley features a double sheave configuration with a 54mm (2 1/8 inch) diameter, providing efficient line handling. The plain bearing system ensures reliable performance, while the double swivel with a becket allows for flexible rigging arrangements. Weighing approximately 11.5 ounces, this compact yet sturdy block measures around 6.1 inches in length, 2.3 inches in width, and 2.3 inches in height, making it a practical choice for various yacht setups.
With a safe working load of 1650 pounds and a break load of 3300 pounds, the Barton Size 5 pulley offers excellent safety margins for marine applications. The maximum rolling load for ball bearing variants is 1157 pounds, ensuring smooth and efficient operation even under heavy loads. Whether upgrading existing rigging or outfitting new systems, this pulley block provides reliable performance, longevity, and compatibility with the Barton ball bearing mainsheet traveller system. Its rugged construction and marine-grade materials make it a dependable choice for serious sailors seeking durable equipment that stands up to the challenging conditions at sea.

Features:

• Size 5 pulley with 54mm sheave diameter for efficient line handling

• High-grade molded side plates, through-bolted and riveted for added strength

• All load-carrying components made from marine-grade 316 stainless steel for corrosion resistance

• Double sheave design with plain bearings for reliable operation

• Suitable for up to 12mm (7/16 inch) ropes

• Double swivel with becket for versatile rigging options

• Maximum working load of 1650 lbs with a break load of 3300 lbs

• Compact design weighing approximately 11.5 ounces

• Compatible with Barton’s ball bearing mainsheet traveller system

• Ideal for larger cruising and racing yachts seeking durable, high-performance blocks